Back to jobs

Cybersecurity Engineer III

Information Systems Solutions · San Diego, CA, US

Spotted 21h ago

Job details

Work mode
On-site
Level
Senior
Experience
10+ years
Posted
Oct 15, 2026
Last confirmed open
Oct 16, 2026
Job description

About this role

Description:

Information Systems Solutions (ISS) is seeking a Cybersecurity Engineer III to support the NIWC PAC Information Technology Management Support Services contract. The Cybersecurity Engineer III will be responsible for supporting Assessment and Authorization (A&A) accreditation efforts.

This role maintains cybersecurity monitoring operations, performs triage to assess the scope and impact of incidents, identifies vulnerabilities, and recommends remediation strategies. The role requires in-depth knowledge of the Risk Management Framework.

This position is 100% onsite

Specific duties include, but are not limited to the following:

  • Test and apply security controls based on security categorization, the application of overlays (privacy, classified, intel, etc.) and security control tailoring (AI, NOFORN, etc.).
  • Conduct active and passive reconnaissance of data, with the ability to assess and author Plans of Milestones and Actions (POA&Ms) containing accurate and verifiable mitigation statements, milestone tracking, and applying to the most relevant security control.
  • Development of comprehensive required A&A documentation, including System Security Plan (SSP), Security Assessment Plan (SAP), Security Assessment Reports (SARs), etc.
  • Adherence to the eMASS scheduled tasking within the accreditation cycle, including Quarterly Independent Verification and Validation (IV&V), quarterly STIG checks, Annual Security Review (ASR), monthly POA&M updates, and resubmission for ATO, ATC, IATC and IATT as applicable.
  • Maintenance of DISA circuit connections (CCSDs), inheritance from accredited systems and cloud service providers, and the workflow schedule on accreditations.

Why Work For ISS?

At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie.

ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career.

Requirements

Clearance Level:

Secret

Certification:

IAM II

One of the following:

CAP

CASP

CISM

CISSP (or Associate) GSLC

Required Qualifications:

  • 10+ years of experience in cybersecurity or incident response
  • Certifications preferred: Certified Information Systems Security Professional (CISSP)

Skills & Competencies:

  • Cybersecurity Monitoring and Incident Response
  • Security Testing, Auditing, and Remediation
  • Data Analytics and Risk Assessment
  • Proficiency with IT Security Software and Web Security Tools
Interested in this role?Continue on Information Systems Solutions's careers page.
Apply on Information Systems Solutions